翻译词组。

vary v．改变(change)；使多样化(diversify)

变化，更改n．．________　多样(化)n________

各种各样的adj．________　易变的adj．________

a variety of/varieties of多种多样　vary from不同于

vary between…and…/vary from…to…由…到…情况不等

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中由两项为多余选项。

　　Weight loss is a hard topic．Lots of people aren't satisfied with their present weight, but most

　　people aren't sure how to change it．You may want to look like the models or actors in magazines or on TV, but those goals might not be healthy or realistic for you．　　1　　

　　So what should you do about your weight control?

　　　　2　　 The best way to find out if you are at a healthy weight or if you need to lose or gain weight is to talk to a doctor or dietitian(营养学家)．　　3　　 If it turns out that you can benefits from weight loss then you can follow a few of the simple suggestions listed below to get started．

　　　　4　　 People who lose weight quickly by crash dieting or other extreme measures usually gain back all of the pounds they lost, because they haven't permanently(永久地)changed their habits．Therefore, the best weight management ways are those that you can maintain(保持)for a lifetime．

　　Small changes are a lot easier to stick with(坚持)than large ones．Try reducing the size of what you eat．　　5　　 Once you have that done, start gradually introducing healthier foods and exercise into your life．

　　It's a good idea to maintain a healthy weight because it's just that：healthy．

A．Try giving up regular soda for a week．

B．Weight management is about long-term success．

C．Try to pay attention as you eat and stop when you’re full．

D．Besides, no magical diet will make you look like someone else．

E．Changing from whole to nonfat or low-fat milk is also a good idea．

F．Being healthy is really about being at a weight that is right for you’

G．They will compare your weight with healthy standards and help you set goals．

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中由两项为多余选项。

　　　　1　　 People use money to buy food, furniture, books, bicycles and hundreds of other things they need or want．When they work, they usually get paid in money．

Most of the money today is made of metal or paper．　　2　　 One of the first kinds of money was shells．

　　Shells were not the only things used as money．In China, cloth and knives were used．In the Philippine Islands, rice was used as money for a long time．Elephant tusks, monkey tails and salt were used as money in parts of Africa．

　　The first metal coins were made in China．They were round and had a square hole in the centre．　　3　　

　　Different countries have used different metals and designs for their money．　　4　　 Sweden and Russia used copper(铜)to make their money．Later some countries began to make coins of gold and silver．

　　But even gold and silver were inconvenient if you had to buy something expensive．Again the Chinese thought of a way to improve money．　　5　　 The first paper money looked more like a note from one person to another than the paper money used today．

　　Money has had an interesting history from the days of shell money until today．

A．The first coins in England were made of tin(锡)．

B．But people used to use all kinds of things as money．

C．No one knows for certain when people began to use money．

D．People strung(串连)them together and carried them from place to place．

E．Money, as we know, is all made of paper．

F．They began to use paper money．

G．Today anyone will accept money in exchange for goods and services．